/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.engine.compaction.utils;

import org.apache.iotdb.db.engine.compaction.inner.utils.SizeTieredCompactionLogger;
import org.apache.iotdb.db.query.control.FileReaderManager;
import org.apache.iotdb.tsfile.fileSystem.FSFactoryProducer;

import java.io.File;
import java.io.IOException;

public class CompactionClearUtils {

  /** Clear all generated and merged files in the test directory */
  public static void clearAllCompactionFiles() throws IOException {
    File[] files = FSFactoryProducer.getFSFactory().listFilesBySuffix("target", ".tsfile");
    for (File file : files) {
      file.delete();
    }
    File[] resourceFiles =
        FSFactoryProducer.getFSFactory().listFilesBySuffix("target", ".resource");
    for (File resourceFile : resourceFiles) {
      resourceFile.delete();
    }
    File[] mergeFiles = FSFactoryProducer.getFSFactory().listFilesBySuffix("target", ".tsfile");
    for (File mergeFile : mergeFiles) {
      mergeFile.delete();
    }
    File[] compactionLogFiles =
        FSFactoryProducer.getFSFactory()
            .listFilesBySuffix("target", SizeTieredCompactionLogger.COMPACTION_LOG_NAME);
    for (File compactionLogFile : compactionLogFiles) {
      compactionLogFile.delete();
    }
    File[] modsFiles = FSFactoryProducer.getFSFactory().listFilesBySuffix("target", ".mods");
    for (File modsFile : modsFiles) {
      modsFile.delete();
    }
    FileReaderManager.getInstance().closeAndRemoveAllOpenedReaders();
    FileReaderManager.getInstance().stop();
  }
}
